Network model: geographical objects have been abstracted by chain and node etc. , pay attention to the connective relationship among them.
网络模型：地物被抽象为链，节点等对象，同时要注意其连通关系。
Both geographical objects topology construction and mutual operation between GIS vector map and remote sensing images are mainly discussed.
重点就地物目标拓扑构造和GIS矢量地图与遥感图像互操作问题进行了讨论。
A geographic information system for managing artificial geographical objects based on integration of remote sensing and GIS techniques is presented in this paper.
将遥感技术与GIS技术相结合，建立一种用于人造地物目标管理的地理信息系统。
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